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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. John Yoo is Good. Dr. Yoo has been reviewed by 3 patients who have provided 1 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 3.7
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

  • He has special expertise in 7 areas:
  • Attention Deficit Disorder (ADD) / Attention Deficit Hyperactivity Disorder (ADHD)
  • Bipolar Disorder / Manic Depressive Disorder
  • Depression
  • Depressive Disorder
  • Insomnia
  • Schizophrenia
  • Sleep Disorders

Education & Awards

Dr. Yoo graduated from Korea University, Seoul.


  • Korean

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Additional Information
Dr. John Hyun Yoo MD is a male Psychiatrist, has 48 years of experience and practices in Psychiatry.
Where does Dr. John H. Yoo practice?
Dr. John Yoo has 3 office locations.
Dr. John Yoo practices Psychiatry near Pottstown, PA.
Additional practice locations include: Pottsville, PA.
See Pottstown Psychiatrists.